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General Science English Gujarat PSC (Pre) 2019 IAS (Pre) 1994

Q2161.Consider the figure of a fountain with four holes, given below. Which one of the holes in the fountain will throw the water farthest?

A4 B3 C2 D1

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General Science English Jammu & Kashmir PSC (Pre) 2015 UP UDA/LDA (Spl)(Pre) 2010

Q2162.Mobiles and Automobiles have brought about a revolution in the social life of Indians, especially in the rural, in terms of 1. Mobility of the people 2. Connectivity of the people 3. Sensitivity of the people Select the correct answer from the code given below.

AOnly 1 and 2 BOnly 1 and 3 COnly 2 and 3 D1, 2 and 3

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General Science English Kerala PSC (Pre) 2019 IAS (Pre) 2012

Q2163.Consider the following statement. If there were no phenomenon of capillarity. 1. It would be difficult to use a kerosene lamp then. 2. One would not be able to use a straw to consume a soft drink. 3. The blotting paper would fail to function. 4. The big trees that we see around would not have grown on the Earth. Which of the following statements given above are correct?

AOnly 1, 2 and 3 BOnly 1, 3 and 4 COnly 2 and 4 DOnly 1, 2, 3 and 4

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General Science English Arunachal Pradesh PSC (Pre) 2016 MPPCS (Pre) 2012

Q2164.Static science is associated with

ADynamic situation BSituation of rest CMental situation DData analyzing

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General Science English UP Lower Sub. (Pre) 2004 UPPCS (Pre) 1992

Q2165.When a ship enters a sea from a river, what happens?

AIt rises a little BIt remains at the same level CIt sinks a little DIt immersed in the bottom of the sea

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General Science English UP Lower Sub. (Pre) 2002

Q2166.Why it is easier to swim in the sea than in a river?

AThe sea water is salty BThe sea water is deep CThe sea water is heavier DThe sea water is lighter

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General Science English MPPCS (Pre) 1999

Q2167.A body floats at 4ºC water. If temperature reaches 100ºC, then

AThe body will sink BNo change CMore part of the body will submerge DThe body will float freely

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General Science English MPPCS (Pre) 2008

Q2168.An ice cube is floating in a glass of water. What happens to the water level when the ice melts? It

ARises BFalls CRemains the same DFirst rises and then falls

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General Science English UPPCS (Pre) 2005

Q2169.While floating in a sea what part of an iceberg is above the surface of the sea?

A1/9 B1/10 C1/6 D1/4

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General Science English Maharashtra PSC (Pre) 2018 Jharkhand PCS (Pre) 2013

Q2170.Which of the following elements was first produced artificially?

ANeptunium BPlutonium CFrancium DTechnetium

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General Science English IAS (Pre) 1995

Q2171.The clouds float in the atmosphere because of their low

ATemperature BVelocity CPressure DDensity

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General Science English Himachal Pradesh PSC (Pre) 2019 Jharkhand PCS (Pre) 2013

Q2172.The separation of cream from milk by churning is due to

AGravitational force BCohesive force CCentrifugal force DNone of the above

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General Science English UPRO/ARO (Mains) 2014

Q2173.200 gm of water is filled in a weightless balloon. Its weight in water will be

AZero B100 gm C200 gm D400 gm

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General Science English UPPCS (Pre) 2009

Q2174.While lifting a bucket of water from a well, we feel that the bucket

ABecomes heavier above the surface of water BBecomes lighter above the surface of water CLoses stability on coming out of the water DHas gained mass on coming out of water

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General Science English UPPCS (Mains) 2012

Q2175.An iron needle floats on the surface of water due to

AUpthrust of water BSurface tension CViscosity DGravitational force

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General Science English UP Lower Sub. (Spl)(Pre) 2004

Q2176.A needle sinks in water whereas a ship made of iron floats on it because

AThe edge of the needle is pointed BThe ship is flat CThe ship driver, by power flat engine DSpecific gravity of the needle is greater than that of water displaced by it

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General Science English UPPCS (Pre) 1994

Q2177.Why does an iron nail float on mercury while it sinks in water?

ADue to less chemical interaction of iron with mercury than it is with water BIron is heavier than water and lighter than mercury CIron has greater density than water and lesser than mercury DMercury is heavier than water

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General Science English UPPCS (Mains) 2015

Q2178.The maximum density of water is at

A373 Kelvin B277 Kelvin C273 Kelvin D269 Kelvin

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General Science English UPPCS (Mains) 2008 43rd BPSC (Pre) 1999 42nd BPSC (Pre) 1998

Q2179.At which temperature density of water is maximum?

A4ºC B0ºC C– 4ºC D– 8ºC

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General Science English RAS/RTS (Pre) 1992

Q2180.The density of water will reach its maximum value at the temperature of

A0ºC B4ºC C50ºC D100ºC

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